DR. JAMES GREGORY SISCO (MD) – Family Medicine Physician, NPI 1447310347

DR. JAMES GREGORY SISCO (MD) is a healthcare provider. based in Chewelah, Washington. specializing in FAMILY PRACTICE. They hold the professional credentials MD. They hold a License No. MD00032087 (WA). The NPI Number for DR. JAMES GREGORY SISCO (MD) is 1447310347

Main info

Male
35 Years Of Experience
Accepts Medicare Assignment
Name
DR. JAMES GREGORY SISCO (MD)
NPI
1447310347
Phone
(509) 935-8711
Address
PO BOX 137
Enumeration Date
11 December 2006
Last Update Date
18 June 2008

Doctor Profile

Medical School Name
UNIVERSITY OF WASHINGTON SCHOOL OF MEDICINE
Secondary Phone
5099358211
Graduation Year
1991 (35 years ago)
PAC ID
6709976392
Group Practice PAC ID
9739249350
Professional Enrollment ID
I20071219000748
Address ID
WA991099523CH500XXAVEX400
Data current as of
19 May 2026

Profile Insights

NPPES metrics only — not quality of care.

Methodology
Experience52
Completeness75
Years active:19State licenses:1Digital endpointsOther names

4,141 FAMILY PRACTICE in WA

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Provider Addresses for DR. JAMES GREGORY SISCO (MD)

  • PO BOX 137

    CHEWELAH, WA 991090137

    Phone: (509) 935-8711

    Fax: (509) 935-4882

    Type: Mailing

  • King Street, Chewelah, Stevens County, Washington, 99109, United States

    CHEWELAH, WA 991090137

    Phone: (509) 935-8711

    Fax: (509) 935-4882

    Type: Location

NPPES updates history

No NPPES updates recorded for this provider.

Prescription Activity

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Open Payments (CMS)

No Open Payments data available for this provider.

This can happen when there are no reportable CMS Open Payments records.

Medicare Enrollment & Revalidation

Source: CMS public data · Not endorsed by CMS ·

Educational use only—not medical, billing, or legal advice.

PECOS enrollment status

Participating (accepts Medicare assignment)

Enrollment effective: 2007-12-19

PECOS data refreshed: 2026-05-27

Medicare revalidation (CMS due date list)

Due date not assigned yet

CMS is tracking this Medicare enrollment for revalidation, but has not published a due date.

Enrollment records

1

Earliest due date

Not assigned (TBD)

CMS data updated

2026-06-01

Revalidation progress

  1. Medicare enrolled
  2. On CMS revalidation list
  3. Due date assigned
  4. Revalidate in PECOS

CMS enrollment records

Enrollment IDTypeSpecialtyStateDue date
I20071219000748IFamily PracticeWATBD

What to do next

  • No action required while the due date shows TBD.
  • Check the CMS Revalidation Lookup Tool periodically — CMS updates the list about every 60 days.
  • Do not submit a revalidation application in PECOS until CMS publishes a concrete due date.

Verify on CMS Revalidation Lookup Tool

Prepare CMS-855 application → · Look up this NPI in PECOS → · Verify on CMS PECOS

Medicare Utilization (FFS)

Source: CMS public data · Not endorsed by CMS · Beneficiary counts under 11 are suppressed in source data ·

Educational use only—not medical, billing, or legal advice.

Top Medicare procedures (2023) · refreshed 2026-05-27

HCPCSDescriptionServicesBeneficiariesMedicare allowed
99232Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes5942$0
99308Subsequent nursing facility care with straightforward level of medical decision making, per day, if using time, at least 15 minutes1511$0
99239Hospital discharge day management, more than 30 minutes1313$0
View full utilization report →

Insurance plans in this area (ZIP 99109)

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Provider's Procedures

DR. JAMES GREGORY SISCO (MD) performs procedures in FAMILY PRACTICE. See the list of HCPCS codes below.
SpecialtyPractice State
HCPCS Code
Description
Service Count
Beneficiary Count
FAMILY MEDICINEWA85610Blood test, clotting time8526

Group practice members

Group practice members are other physicians who share the same Group Practice PAC ID with this doctor. When doctors form a group practice and register in PECOS as a single entity, they receive a shared identification number. This table lists all providers in the same group practice.
PAC ID: 9739249350View full group profile
NameSpecialtyState
Family PracticeID
Family PracticeWA
Family PracticeWA
Family PracticeID
-WA
Family Practice, Emergency MedicineWA
Family PracticeWA
Family PracticeWA
Internal Medicine, Pediatric MedicineWA
Family PracticeWA

Reviews

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Frequently asked questions

How is DR. JAMES GREGORY SISCO (MD) identified in CMS data?
CMS-hosted NPPES data lists DR. JAMES GREGORY SISCO (MD) with NPI 1447310347.
Does CMS list DR. JAMES GREGORY SISCO (MD) as active?
Yes — DR. JAMES GREGORY SISCO (MD) is active in the NPI listing used on this page.
What is DR. JAMES GREGORY SISCO (MD) best known for clinically?
Directory data describes DR. JAMES GREGORY SISCO (MD) with Family Medicine Physician. Clinical services aligned with this taxonomy classification.
What area does DR. JAMES GREGORY SISCO (MD) serve?
DR. JAMES GREGORY SISCO (MD)'s listing highlights Chewelah, Washington; more addresses can appear in NPPES.
Why does DR. JAMES GREGORY SISCO (MD) have multiple addresses?
2 practice locations appear in the available data. Multiple addresses are common for hospital privileges, telehealth, or multi-site groups.

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